ghsa-fmqw-fhqm-wp2p
Vulnerability from github
Published
2022-05-24 16:48
Modified
2024-04-04 00:58
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details

An issue was discovered in the Linux kernel before 4.20.15. The nfc_llcp_build_tlv function in net/nfc/llcp_commands.c may return NULL. If the caller does not check for this, it will trigger a NULL pointer dereference. This will cause denial of service. This affects nfc_llcp_build_gb in net/nfc/llcp_core.c.

Show details on source website

To clipboard 

{
  "affected": [],
  "aliases": [
    "CVE-2019-12818"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-06-14T02:29:00Z",
    "severity": "HIGH"
  },
  "details": "An issue was discovered in the Linux kernel before 4.20.15. The nfc_llcp_build_tlv function in net/nfc/llcp_commands.c may return NULL. If the caller does not check for this, it will trigger a NULL pointer dereference. This will cause denial of service. This affects nfc_llcp_build_gb in net/nfc/llcp_core.c.",
  "id": "GHSA-fmqw-fhqm-wp2p",
  "modified": "2024-04-04T00:58:12Z",
  "published": "2022-05-24T16:48:04Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-12818"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/58bdd544e2933a21a51eecf17c3f5f94038261b5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=58bdd544e2933a21a51eecf17c3f5f94038261b5"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20190710-0002"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K91444306"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4094-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4118-1"
    },
    {
      "type": "WEB",
      "url": "https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.15"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00040.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/108776"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.